<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>表格高度和宽度</title>
    <!--表格宽度和高度-->
    <!--Width和height属性定义表格的宽度和高度。-->
    <!--下面的例子是设置100％的宽度，50像素的th元素的高度的表格：-->
    <style>
        table,td,th
        {
            border: 1px solid black;
        }
        table
        {
            width: 100%;
        }
        th
        {
            height: 50px;
        }
    </style>
</head>
<body>
<table>
    <tr>
        <th>Firstname</th>
        <th>Lastname</th>
        <th>Savings</th>
    </tr>
    <tr>
        <td>Perter</td>
        <td>Griffin</td>
        <td>$150</td>
    </tr>
    <tr>
        <td>Joe</td>
        <td>Swanson</td>
        <td>$300</td>
    </tr>
    <tr>
        <td>Cleveland</td>
        <td>Brown</td>
        <td>$250</td>
    </tr>
</table>
</body>
</html>